Computer Networks
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Q101.Which evaluation metric is best suited for assessing imbalanced classification datasets?
Correct Answer: B
The F1-Score represents the harmonic mean of precision and recall, making it highly robust for imbalanced datasets.
Q102.Which company developed the LLaMA family of large language models?
Correct Answer: C
LLaMA (Large Language Model Meta AI) is an open-access foundational model family developed and released by Meta.
Q103.What is 'tokenization' in NLP?
Correct Answer: A
Tokenization is the process of splitting raw text strings into smaller meaningful units like words or subwords before feeding them into an NLP model.
Q104.What is 'sentiment analysis' in NLP?
Correct Answer: A
Sentiment analysis uses NLP to identify, extract, and study subjective emotional tones within text data.
Q105.What does 'NER' stand for in NLP?
Correct Answer: C
Named Entity Recognition (NER) is an NLP task that identifies and classifies key entities (like names, organizations, or dates) in unstructured text.
Q106.What is 'fine-tuning' a language model?
Correct Answer: D
Fine-tuning adapts a massive pre-trained model (like GPT-4) to a specialized field or task by training it further on narrow, targeted datasets.
Q107.In NLP, 'stemming' differs from 'lemmatization' because stemming:
Correct Answer: B
Stemming crudely truncates words, while lemmatization uses linguistic/dictionary rules.
Q108.Which method handles class imbalance by generating synthetic minority samples?
Correct Answer: B
SMOTE (Synthetic Minority Over-sampling Technique) creates synthetic minority-class samples.
Q109.Which technique would help detect AI-generated text in fraud cases?
Correct Answer: A
Specialized classifiers attempt to distinguish AI-generated from human text.
Q110.Who is the father of Computer Science?
Correct Answer: B
Alan Turing is widely considered the father of Computer Science and Artificial Intelligence.
Q111.Who introduced the Turing Test?
Correct Answer: B
The Turing Test was introduced by Alan Turing in his 1950 paper 'Computing Machinery and Intelligence'.
Q112.Which of the following is a networking device?
Correct Answer: C
A switch is a networking device that connects multiple devices on a LAN using MAC addresses.
Q113.Who is considered the world's first programmer?
Correct Answer: C
Ada Lovelace wrote the first algorithm intended for execution by Babbage's Analytical Engine.
Q114.The authority associated with assigning IP addresses globally is?
Correct Answer: B
IANA (Internet Assigned Numbers Authority) manages global IP address allocation.
Q115.Who is the father of personal computer?
Correct Answer: B
Edward Roberts is widely recognized as the father of the Personal Computer.
Q116.In peer-to-peer networking?
Correct Answer: C
In peer-to-peer networks, each node can act as both a client and a server simultaneously.
Q117.The size of an IP address in IPv6 is?
Correct Answer: B
IPv6 addresses have a size of 128 bits, compared to 32 bits for IPv4 addresses.
Q118.You want to add your favorite command to Quick Access Bar:
Correct Answer: D
Quick Access Toolbar provides fast access to frequently used commands. Both right-click method and settings method are valid.
Q119.Suppose you want the headings in your document to appear in bold and in a particular color and font size. Although you can manually set each formatting option individually for each header, it is much easier to use a _____ that applies all of these options at once.
Correct Answer: C
Applying styles saves time and keeps formatting consistent. A Style can include font, size, color, and bold formatting together.
Q120.How can you split a column into 2 or more columns?
Correct Answer: D
In Excel, splitting columns is done using the 'Text to Columns' feature under the Data tab.